Current Electricity

Bihar Board Class 12 · Physics · 60 past questions

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1. Q29 2023 Set F2019

   State and explain Kirchhoff's law's. Applying this law, obtain the balanced condition of Wheatstone bridge.

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2. Q45 2019

   Power of an electric – circuit is

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3. Q46 2019

   When two bulbs of power 60 W and 40 W are connected in series, then the power of their combination will be

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4. Q47 2019

   The resistance of ideal ammeter is

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5. Q48 2019

   At constant potential difference, the resistance of any electric circuit is halved, the value of heat…

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6. Q49 2019

   The current flowing; in a wire is 1 A. if the charge of an electron is $1.6\times10^{-19}C$, then the number…

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7. Q50 2019

   Two resistors of resistance ratio 3:4 are connected in parallel. Compare the magnitude of heat produced in…

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